The alternator may fail, causing a "no charge" condition. An internal bearing may also fail and cause an abnormal noise. If the vehicle is driven too long with a failed bearing, the alternator may stop turning, which can cause the serpentine belt to break or the engine to stall and not turn over.
5 people reported this problem
Verified for the Chevrolet S10 Blazer14 reports
Verified for the Chevrolet S10 Blazer10 reports
Verified for the Chevrolet S10 Blazer12 reports